<!DOCTYPE HTML>
<html>
<head>
  <script type="application/javascript" src="pc.js"></script>
</head>
<body>
<pre id="test">
<script type="application/javascript">
  createHTML({
    bug: "952145",
    title: "Rollback remote reoffer"
  });

  var test;
  runNetworkTest(function (options) {
    test = new PeerConnectionTest(options);
    addRenegotiation(test.chain,
      [
        function PC_LOCAL_ADD_SECOND_STREAM(test) {
          test.setMediaConstraints([{audio: true}, {audio: true}],
                                   [{audio: true}]);
          return test.pcLocal.getAllUserMedia([{audio: true}]);
        },
      ]
    );
    test.chain.replaceAfter('PC_REMOTE_SET_REMOTE_DESCRIPTION',
      [
        function PC_LOCAL_SETUP_ICE_HANDLER(test) {
          test.pcLocal.setupIceCandidateHandler(test);
          if (test.testOptions.steeplechase) {
            test.pcLocal.endOfTrickleIce.then(() => {
              send_message({"type": "end_of_trickle_ice"});
            });
          }
        },

        function PC_REMOTE_ROLLBACK(test) {
          return test.setRemoteDescription(
              test.pcRemote,
              new RTCSessionDescription({ type: "rollback" }),
              STABLE)
            .then(() => test.pcRemote.rollbackRemoteTracksIfNotNegotiated());
        },

        function PC_LOCAL_ROLLBACK(test) {
          // We haven't negotiated the new stream yet.
          test.pcLocal.expectNegotiationNeeded();
          return test.setLocalDescription(
              test.pcLocal,
              new RTCSessionDescription({ type: "rollback", sdp: ""}),
              STABLE);
        },

        // Rolling back should shut down gathering
        function PC_LOCAL_WAIT_FOR_END_OF_TRICKLE(test) {
          return test.pcLocal.endOfTrickleIce;
        },
      ],
      1 // Second PC_REMOTE_SET_REMOTE_DESCRIPTION
    );
    test.chain.append(commandsPeerConnectionOfferAnswer);
    test.setMediaConstraints([{audio: true}], [{audio: true}]);
    test.run();
  });
</script>
</pre>
</body>
</html>

